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gh-104584: Change DEOPT_IF in uops executor (#106146)

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This effectively reverts bb578a0, restoring the original DEOPT_IF() macro in ceval_macros.h, and redefining it in the Tier 2 interpreter. We can get rid of the PREDICTED() macros there as well!
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Guido van Rossum 2023-06-27 14:17:41 -07:00 • committed by GitHub
parent 5290881009
commit 6b5166fb12
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2 changed files with 7 additions and 12 deletions
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Python/ceval_macros.h
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@ -264,12 +264,11 @@ GETITEM(PyObject *v, Py_ssize_t i) {
#define UPDATE_MISS_STATS(INSTNAME) ((void)0)
#endif
// NOTE: in the uops version, opcode may be > 255
#define DEOPT_IF(COND, INSTNAME) \
if ((COND)) { \
/* This is only a single jump on release builds! */ \
UPDATE_MISS_STATS((INSTNAME)); \
assert(opcode >= 256 || _PyOpcode_Deopt[opcode] == (INSTNAME)); \
assert(_PyOpcode_Deopt[opcode] == (INSTNAME)); \
GO_TO_INSTRUCTION(INSTNAME); \
}